159 lines
3.9 KiB
C
159 lines
3.9 KiB
C
/*
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* util.c
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*
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* Copyright (C) 2002 Sun Microsystems, Inc.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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*
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* Authors: Glynn Foster <glynn.foster@sun.com>
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* Havoc Pennington <hp@redhat.com>
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*/
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#include <stdio.h>
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#include <errno.h>
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#include "config.h"
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#include "util.h"
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GladeXML*
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zenity_util_load_glade_file (const gchar *widget_root)
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{
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GladeXML *xml = NULL;
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if (g_file_test (ZENITY_GLADE_FILE_RELATIVEPATH,
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G_FILE_TEST_EXISTS)) {
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/* Try current dir, for debugging */
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xml = glade_xml_new (ZENITY_GLADE_FILE_RELATIVEPATH, widget_root, GETTEXT_PACKAGE);
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}
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if (xml == NULL)
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xml = glade_xml_new (ZENITY_GLADE_FILE_FULLPATH, widget_root, GETTEXT_PACKAGE);
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if (xml == NULL) {
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g_warning ("Could not load glade file : %s", ZENITY_GLADE_FILE_FULLPATH);
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return NULL;
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}
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return xml;
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}
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gboolean
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zenity_util_fill_file_buffer (GtkTextBuffer *buffer, const gchar *filename)
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{
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GtkTextIter iter, end;
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FILE* f;
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gchar buf[2048];
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gint remaining = 0;
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if (filename == NULL)
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return FALSE;
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f = fopen (filename, "r");
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if (f == NULL) {
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g_warning ("Cannot open file '%s': %s", filename, g_strerror (errno));
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return FALSE;
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}
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gtk_text_buffer_get_iter_at_offset (buffer, &iter, 0);
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while (!feof (f)) {
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gint count;
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const char *leftover;
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int to_read = 2047 - remaining;
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count = fread (buf + remaining, 1, to_read, f);
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buf[count + remaining] = '\0';
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g_utf8_validate (buf, count + remaining, &leftover);
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g_assert (g_utf8_validate (buf, leftover - buf, NULL));
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gtk_text_buffer_insert (buffer, &iter, buf, leftover - buf);
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remaining = (buf + remaining + count) - leftover;
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g_memmove (buf, leftover, remaining);
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if (remaining > 6 || count < to_read)
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break;
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}
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if (remaining) {
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g_warning ("Invalid UTF-8 data encountered reading file '%s'", filename);
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return FALSE;
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}
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/* We had a newline in the buffer to begin with. (The buffer always contains
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* a newline, so we delete to the end of the buffer to clean up.
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*/
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gtk_text_buffer_get_end_iter (buffer, &end);
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gtk_text_buffer_delete (buffer, &iter, &end);
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gtk_text_buffer_set_modified (buffer, FALSE);
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return TRUE;
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}
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static GList *
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zenity_util_list_from_char_array (const char **s)
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{
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GList *list = NULL;
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gint i;
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for (i = 0; s[i]; i++) {
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GdkPixbuf *pixbuf;
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pixbuf = gdk_pixbuf_new_from_file (s[i], NULL);
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if (pixbuf)
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list = g_list_prepend (list, pixbuf);
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}
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return list;
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}
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static void
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zenity_util_free_list (GList *list)
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{
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g_list_foreach (list, (GFunc) g_object_unref, NULL);
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g_list_free (list);
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}
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void
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zenity_util_set_window_icon (GtkWidget *widget, const gchar *filename)
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{
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const gchar *filenames[2] = { NULL};
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GList *list;
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g_return_if_fail (widget != NULL);
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g_return_if_fail (GTK_IS_WINDOW (widget));
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if (filename == NULL)
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return;
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filenames[0] = filename;
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list = zenity_util_list_from_char_array (filenames);
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gtk_window_set_icon_list (GTK_WINDOW (widget), list);
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zenity_util_free_list (list);
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}
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void
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zenity_util_set_window_icon_from_stock (GtkWidget *widget, const gchar *stock_id)
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{
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GdkPixbuf *pixbuf;
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pixbuf = gtk_widget_render_icon (widget, stock_id, (GtkIconSize) -1, NULL);
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gtk_window_set_icon (GTK_WINDOW (widget), pixbuf);
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g_object_unref (pixbuf);
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}
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